Finding the Fourth Proportional to 17,518.38, 24,175.87 and 9,561.11

Step by Step Solution

1. Step 1: Write the proportion equation
   17,518.38 : 24,175.87 = 9,561.11 : x
2. Step 2: Convert to fraction form
   17,518.38/24,175.87 = 9,561.11/x
3. Step 3: Cross multiply
   17,518.38x = 24,175.87 × 9,561.11
4. Step 4: Simplify right side
   17,518.38x = 231,148,152.42
5. Step 5: Solve for x
   x = 231,148,152.42/17,518.38
6. Step 6: Final answer
   x = 13,194.61